Definition
Origin
Discoverer
Etymology
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Texture
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Water Resistant
Scratch Resistant
Stain Resistant
Wind Resistant
Acid Resistant
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Types of Metamorphism
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Types of Weathering
Erosion
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Pegmatite rock is a holocrystalline, intrusive igneous rock which is composed of interlocking phaneritic crystals
From Greek pegma, pegmat which means- thing joined together + -ite
Coarse Grained Rock, Opaque Rock
Black, Brown, Cream, Green, Grey, Pink, Red, Rust, Silver, White, Yellow
Layered, Banded, Veined and Shiny
Decorative Aggregates, Flooring, Interior Decoration
As Building Stone, As Facing Stone, Paving Stone
As Dimension Stone, Building houses or walls, Construction Aggregate, for Road Aggregate, Landscaping
Artifacts, Sculpture, Small Figurines
Creating Artwork, Jewelry, Source of corundum, tourmalines, beryls and topaz
Granite Pegmatite, Gabbro Pegmatite and Diorite Pegmatite
Generally rough to touch, Is one of the oldest rock, Source of corundum, tourmalines, beryls and topaz
Pegmatite rock is holocrystalline, intrusive igneous rock which is formed by partial melting and dewatering during the process of metamorphism.
Apatite, Beryl, Feldspar, Fluorite, Garnet, Lepidolite, Quartz, Silica, Spodumene, Topaz
Aluminium Oxide, CaO, Iron(III) Oxide, FeO, Potassium Oxide, Magnesium Carbonate, MgO, Phosphorus Pentoxide
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion
Grainy, Pearly and Vitreous
Heat Resistant, Impact Resistant, Pressure Resistant
China, India, Iran, Japan, Nepal, North Korea, Russia, Saudi Arabia, South Korea
Austria, France, Greece, Ireland, Italy, Netherlands, Slovakia, Spain, Turkey, Ukraine
New South Wales, Queensland, South Australia, Western Australia
Teschenite is coarse- to fine-grained, dark-coloured intrusive igneous rock that usually occurs in sills, dikes and irregular masses and is always altered to some extent
From its occurrence near Teschen. now known as Cieszyn, Pol., Scotland
Coarse Grained Rock, Opaque Rock
Countertops, Decorative Aggregates, Entryways, Homes, Interior Decoration
As Building Stone, As Facing Stone, Paving Stone, Garden Decoration, Office Buildings
As Dimension Stone, Building houses or walls, Cement Manufacture, Construction Aggregate, for Road Aggregate
Cemetery Markers, Commemorative Tablets, Creating Artwork, Laboratory bench tops, Jewelry, Sea Defence, Tombstones
Teschenite is a fine-grained, hard rock which is a type of metasomatite, essentially altered basalt. It forms with or without crystallization, either below the surface as intrusive rocks or on the surface as extrusive rocks.
Augite, Olivine, Plagioclase, Pyroxene
Aluminium Oxide, CaO, Chromium(III) Oxide, Iron(III) Oxide, Potassium Oxide, MgO, Sodium Oxide, Silicon Dioxide, Sulfur Trioxide
Burial Metamorphism, Cataclastic Metamorphism, Contact Metamorphism, Hydrothermal Metamorphism, Impact Metamorphism, Regional Metamorphism
Biological Weathering, Chemical Weathering, Mechanical Weathering
Chemical Erosion, Coastal Erosion, Glacier Erosion, Sea Erosion, Water Erosion, Wind Erosion
Impact Resistant, Pressure Resistant, Wear Resistant
Germany, Greece, Italy, Scotland, Turkey
Brazil, Colombia, Venezuela